* Use string constants instead of integers
* Derive new names from old via conversion of constant
naming convention to CamelCase.
* Replace old constant string e.g. 'MW_MATH_ABC_DEF'
with new string 'abcDef'
* Replace old constant value with new string.
* Tests to demonstrates what is actually done.
* Rename constants
Bug: T106630
Bug: T106631
Bug: T87941
Change-Id: I6d1094ece79e912d9ddbef6681a25196c7a6e801
The integration tests depend on the presence of external servers
and the user settings.
First, people are bothered by failing test due to problems with
those servers and second, administrators need to run phpunit tests
to verify the configuration settings.
Therefore, we move the integration tests to a special page.
Bug: T87389
Change-Id: If66f13fe7fa16868cd4b1d8f0e0a6e3d49448b27